CN109489995A - A kind of Vehicle Road Simulation testing stand - Google Patents
A kind of Vehicle Road Simulation testing stand Download PDFInfo
- Publication number
- CN109489995A CN109489995A CN201811601594.6A CN201811601594A CN109489995A CN 109489995 A CN109489995 A CN 109489995A CN 201811601594 A CN201811601594 A CN 201811601594A CN 109489995 A CN109489995 A CN 109489995A
- Authority
- CN
- China
- Prior art keywords
- tire
- testing stand
- pallet
- vehicle road
- simulation testing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
- G01M17/025—Tyres using infrasonic, sonic or ultrasonic vibrations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
- G01M17/021—Tyre supporting devices, e.g. chucks
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tires In General (AREA)
Abstract
The invention discloses a kind of Vehicle Road Simulation testing stand, including multiple tire positioning devices, the tire positioning device includes: shake table actuator, is fixed on test sewing platform base, is used for Road spectrum analog；Tire pallet, it is connected to the upper end of the shake table actuator, and two wheel latch devices, it is fixed on tire pallet, with pedestal and the idler wheel being mounted on the base, wherein, two wheel latch devices are respectively used on tire axle direction and tire front-rear direction carry out stop limit to tire.Vehicle slides from tire pallet during test can be effectively prevented by two wheel latch devices in testing stand of the invention, by arranging multiple groups threaded hole on tire holding tray surface, the installation site of adjustable wheel latch device, while by using roller structure, it is possible to reduce tire wear.
Description
Technical field
The present invention relates to automotive testing equipment fields, and in particular to a kind of Vehicle Road Simulation testing stand.
Background technique
Indoor trap for automobile simulator stand carries out Road spectrum analog using tire (multiaxis) coupling vehicle vibration
Test-bed.Road spectrum analog is to simulate vapour indoors using high-precision electro-hydraulic shaker table actuator on tire coupled vibrations platform
The vehicle excitation by road surface in the process of moving, the data such as reproduction specified link under body posture, displacement and acceleration.Indoor examination
The method composed by simulated roadway is tested, shortens the automobile research period using non-stop-machine high-intensitive, high-precision test in 24 hours.
But when test, tire is coupled on testing stand, and tire is vibrated the power that platform actuator passes over and shakes
Dynamic, tire ablation experiment rack happens occasionally, and causes test vehicle to there is the risk slid from testing stand, has biggish safety hidden
Suffer from.
Testing stand in the prior art generallys use flapper and is fixed, and when test, vehicle receives shake table actuation
The power that device passes over, vehicle tyre can occur biggish sliding friction with baffle, be easy to cause tire wear in this way.
Summary of the invention
The purpose of the present invention is to provide a kind of Vehicle Road Simulation testing stands, reduce testing stand to vehicle to realize
The abrasion of tire.
For this purpose, the invention proposes a kind of Vehicle Road Simulation testing stand, including multiple tire positioning devices, it is described
Tire positioning device includes: shake table actuator, is fixed on test sewing platform base, is used for Road spectrum analog；Tire pallet, even
Be connected to the shake table actuator upper end and two wheel latch devices, be fixed on tire pallet, have pedestal and peace
The idler wheel of dress on the base, wherein two wheel latch devices are respectively used in tire axle direction and tire front and back
Stop limit is carried out to tire upwards.
Further, the tire pallet further includes plate, the ring flange for being connected to the plate lower part and several first
Reinforcing rib, the tire pallet are fixedly connected by ring flange with the shake table actuator, and first reinforcing rib is around flange
Disc-annular shape is distributed and connect respectively with ring flange and plate, for strengthening tire pallet intensity.
Further, the pedestal includes L-type plate and two link blocks, and bearing, the axis are equipped in the link block
It holds for installing the idler wheel, wherein the link block is detachably connected by bolt and L-type plate.
Further, there are several second reinforcing ribs, for strengthening L-type plate intensity on the L-type plate.
Further, the base bottom has several kidney slots, the length direction of the kidney slot and the idler wheel
Axis direction is mutually perpendicular to.
Further, the tire pallet tool is selectively attached to there are four hole location, two wheel latch devices are installed
On two in four installations hole location.
Further, the installation hole location includes several threaded holes, is equipped with steel-wire screw-socket in the threaded hole.
Further, there are four the tire positioning device is set altogether, four groups of tires of automobile are supported respectively.
Further, the tire pallet is aluminium alloy castings.
Compared with prior art, beneficial effects of the present invention:
1, testing stand of the invention installs hole location by arranging multiple groups on tire holding tray surface, can be according to vehicle tyre
Position, the installation site of selection wheel latch device, meanwhile, tire tray upper surface is plane, using aluminium alloy castings structure, tire
Pallet includes multiple reinforcing ribs, and edge chamfered, both ensure that enough rigidity, while also ensuring lesser matter
Amount.
2, for testing stand of the invention by using wheel latch device, wheel latch device uses roller structure, and when test, vehicle is received
The power that testing stand passes over, idler wheel and tire relative motion, it is possible to reduce tire wear.
Other than objects, features and advantages described above, there are also other objects, features and advantages by the present invention.
Below with reference to figure, the present invention is described in further detail.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of Vehicle Road Simulation testing stand of the invention；
Fig. 2 is the B of Fig. 1 to structural schematic diagram；
Fig. 3 is the A of Fig. 1 to structural schematic diagram；
Fig. 4 is the schematic perspective view of tire pallet in the present invention；
Fig. 5 is the schematic perspective view that latch device is taken turns in the present invention；And
Fig. 6 is the working state schematic representation of Vehicle Road Simulation testing stand of the invention.
Description of symbols
1, latch device is taken turns；2, tire pallet；
3, shake table actuator；11, pedestal；
12, the second reinforcing rib；13, idler wheel；
14, kidney slot；15, link block；
16, L-type plate；21, plate；
22, ring flange；23, the first reinforcing rib；
24, threaded hole.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Fig. 1-6 is shown according to some embodiments of the present invention.
As shown in figure 4, a kind of Vehicle Road Simulation testing stand, has four groups of tire positioning devices, every group of tire is fixed
Position device includes two wheel latch devices, 1, tire pallet 2 and a shake table actuator 3,2 bottom of tire pallet and vibration
Dynamic platform actuator 3 connects, and wheel latch device 1 is mounted on 2 top of tire pallet, for limiting to tire.
Specifically, if as shown in figure 4, tire pallet 2 include plate 21, ring flange 22 and the first reinforcing rib 23, it is described
Plate 21 is horizontally disposed, is used to support the automobile tire in road simulator stand, ring flange 22 is connected to plate 21
Lower part, and it is located at 21 horizontal center position of plate, several mounting holes are provided on ring flange 22, tire pallet 2 passes through mounting hole
It is connected in the shake table actuator 3 of road simulator stand with hex screw.
Wherein, during the test, shake table actuator 3 is fixed on test sewing platform base, is used for Road spectrum analog, position
It is vibrated accordingly in the active force that the tire on tire pallet 2 receives the vertical direction that shake table actuator 3 is transmitted, thus
It can carry out laboratory road simulation test.
As shown in figure 4, several first reinforcing ribs 23 are evenly distributed on 21 lower part of plate, and respectively with plate 21 and ring flange
22 connections, and tire pallet 2 uses casting integrated molding, for improving the intensity of tire pallet 2.
As shown in Figure 3,4, tool is there are four hole location is installed on the plate of tire pallet 2, if each installation hole location includes dry doubling
The threaded hole 24 of setting is arranged, the threaded hole is equidistantly uniformly arranged along 21 length direction of plate or width direction, two wheels
Latch device 1 is selectively attached on two in four installation hole locations, is used for fast pulley latch device 1.
The present embodiment makes the design of tire pallet 2 have versatility, without for each of four tires all around
Tire designs corresponding tire pallet.
Specifically, as shown in figure 5, wheel latch device 1 includes pedestal 11, idler wheel 13 and two link blocks 15, the idler wheel
13 are horizontally arranged at 11 top of pedestal, and two link blocks 15 are located at 13 both ends of idler wheel, and two link blocks 15 pass through axis respectively
It holds and is connect with the both ends of idler wheel 13, so that idler wheel 13 be allow to circumferentially rotate on the pedestal 11 around the central axis of idler wheel 13, wherein
The link block 15 is detachably secured on pedestal 11 by bolt, this to design the installation and removal that can be convenient idler wheel 13.
As shown in figure 5,11 bottom of pedestal has the kidney slot 14 of at least two waist types, the 14 length side of kidney slot
It being mutually perpendicular to the axis direction with idler wheel 13, bolt is connect by passing through kidney slot 14 with the threaded hole 24 on tire pallet 2,
And then wheel latch device 1 is installed on tire pallet 2.
Wherein, there are two wheel latch devices 1 for installation on a tire pallet 2, and the length directions of two wheel latch devices 1 are mutual
Vertically, a wheel latch device 1 limits the front-rear direction of tire, another wheel latch device 1 positions tire side,
To prevent automobile in experimentation from falling off.
In one embodiment, as shown in figure 5, the pedestal 11 includes L-type plate 16 and several second reinforcing ribs 12, second adds
Strengthening tendons 12 are fixed on L-type plate side, for enhancing the intensity of pedestal 11, prevent from that pedestal 11 is caused to become after 13 stress of idler wheel is excessive
Shape.
In one embodiment, steel-wire screw-socket is installed in the threaded hole 24 on the plate, steel-wire screw-socket can be enhanced flat
The bonding strength of plate 21 prevents repeatedly rotating bolt to cause the thread damage on threaded hole 24, is convenient for changing simultaneously.Wherein, make
Have the further advantage that the service life for extending plate, enhancing threaded connection intensity, enhancing threaded connection are strong with steel-wire screw-socket
Degree, increase be threadedly coupled bearing capacity and fatigue resistance, rust protection, wear-resisting, heat-resisting, corrosion-resistant, antidetonation, it is anti-loose, be convenient for
Maintenance.
In one embodiment, the tire pallet 2 and wheel latch device 1 are all made of the manufacture of light aluminum alloy material, and plate
21 edge chamfereds can effectively mitigate the quality of whole device, realize lightweight, reduce shake table actuator 3
Also it can achieve identical simulation effect under the premise of operating power.
The working principle of simulator stand of the invention:
First by filling crane or entire testing stand being made to drop to below ground, test vehicle is made to be placed on road
On the tire pallet 2 of simulator stand, wherein with two wheel latch devices 1 respectively close to wheel on each tire pallet 2, and lead to
Crossing bolt, will to take turns both latch device 1 and tire pallet 2 fixed, make to take turns latch device 1 respectively to the front-rear direction of tire and laterally into
Row is limited.Meanwhile this testing stand vehicle for can according to need measurement and tire different adjustment wheel latch device are in tire support
Position on disk, to enable positioning of this testing stand suitable for different sized tyres.
During the whole test process, vehicle is because of effect of vibration generation positional shift, but tire is by tire pallet 2 and wheel shelves
The limit of device 1 can automatically return on tire pallet 2.Wheel will not be detached from from tire pallet 2 as a result, to guarantee test carriage
It will not be fallen from testing stand.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of Vehicle Road Simulation testing stand, including multiple tire positioning devices, which is characterized in that the tire positioning
Device includes:
Shake table actuator (3) is fixed on test sewing platform base, is used for Road spectrum analog；
Tire pallet (2) is connected to the upper end of the shake table actuator (3), and
Two wheel latch devices (1), are fixed on tire pallet (2), have pedestal (11) and are mounted on the pedestal (11)
On idler wheel (13),
Wherein, two wheel latch devices (1) are respectively used on tire axle direction and tire front-rear direction carry out tire
Stop limit.
2. Vehicle Road Simulation testing stand according to claim 1, which is characterized in that the tire pallet (2) is also
Including plate (21), it is connected to the ring flange (22) and several first reinforcing ribs (23) of the plate (21) lower part, the tire
Pallet (2) is fixedly connected by ring flange (22) with the shake table actuator (3), and first reinforcing rib (23) is around ring flange
(22) it annular spread and is connect respectively with ring flange (22) and plate (21), for strengthening tire pallet intensity.
3. Vehicle Road Simulation testing stand according to claim 1, which is characterized in that the pedestal (11) includes L
Template (16) and two link blocks (15), the link block (15) is interior to be equipped with bearing, and the bearing is for installing the idler wheel
(13), wherein the link block (15) is detachably connected by bolt with L-type plate (16).
4. Vehicle Road Simulation testing stand according to claim 3, which is characterized in that have on the L-type plate (16)
There are several second reinforcing ribs (12), for strengthening L-type plate (16) intensity.
5. Vehicle Road Simulation testing stand according to claim 3, which is characterized in that pedestal (11) the bottom tool
Have several kidney slots (14), the axis direction of the length direction and the idler wheel (13) of the kidney slot (14) is mutually perpendicular to.
6. Vehicle Road Simulation testing stand according to claim 1, which is characterized in that tire pallet (2) tool
There are four hole location is installed, two wheels latch device (1) are selectively attached on two in four installations hole location.
7. Vehicle Road Simulation testing stand according to claim 6, which is characterized in that if the installation hole location includes
Dry threaded hole (24) is equipped with steel-wire screw-socket in the threaded hole.
8. Vehicle Road Simulation testing stand according to claim 1, which is characterized in that the tire positioning device is total
If there are four, four groups of tires of automobile are supported respectively.
9. Vehicle Road Simulation testing stand according to claim 1, which is characterized in that the tire pallet (2) is
Aluminium alloy castings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811601594.6A CN109489995A (en) | 2018-12-26 | 2018-12-26 | A kind of Vehicle Road Simulation testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811601594.6A CN109489995A (en) | 2018-12-26 | 2018-12-26 | A kind of Vehicle Road Simulation testing stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109489995A true CN109489995A (en) | 2019-03-19 |
Family
ID=65712292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811601594.6A Pending CN109489995A (en) | 2018-12-26 | 2018-12-26 | A kind of Vehicle Road Simulation testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109489995A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114993529A (en) * | 2022-04-12 | 2022-09-02 | 中国第一汽车股份有限公司 | Four-upright actuator load testing system and testing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10212255A1 (en) * | 2002-03-20 | 2003-10-16 | Daimler Chrysler Ag | Road bumps and potholes simulator for testing road vehicle has plates to support vehicle wheels and hydraulic actuators to give movement in vertical and horizontal planes |
| CN201196599Y (en) * | 2008-05-13 | 2009-02-18 | 南京汽车集团有限公司 | Non-restriction type wheel tray |
| CN103512757A (en) * | 2013-09-26 | 2014-01-15 | 浙江吉利控股集团有限公司 | Road simulator stand |
| CN107894339A (en) * | 2017-11-07 | 2018-04-10 | 燕山大学 | Heavy vehicle and formula twin tires a quarter Active suspension simulation working condition tests platform |
| CN209214930U (en) * | 2018-12-26 | 2019-08-06 | 安徽安凯汽车股份有限公司 | A kind of Vehicle Road Simulation testing stand |
-
2018
- 2018-12-26 CN CN201811601594.6A patent/CN109489995A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10212255A1 (en) * | 2002-03-20 | 2003-10-16 | Daimler Chrysler Ag | Road bumps and potholes simulator for testing road vehicle has plates to support vehicle wheels and hydraulic actuators to give movement in vertical and horizontal planes |
| CN201196599Y (en) * | 2008-05-13 | 2009-02-18 | 南京汽车集团有限公司 | Non-restriction type wheel tray |
| CN103512757A (en) * | 2013-09-26 | 2014-01-15 | 浙江吉利控股集团有限公司 | Road simulator stand |
| CN107894339A (en) * | 2017-11-07 | 2018-04-10 | 燕山大学 | Heavy vehicle and formula twin tires a quarter Active suspension simulation working condition tests platform |
| CN209214930U (en) * | 2018-12-26 | 2019-08-06 | 安徽安凯汽车股份有限公司 | A kind of Vehicle Road Simulation testing stand |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114993529A (en) * | 2022-04-12 | 2022-09-02 | 中国第一汽车股份有限公司 | Four-upright actuator load testing system and testing method |
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